1020303101011 has 2 divisors, whose sum is σ = 1020303101012. Its totient is φ = 1020303101010.

The previous prime is 1020303101003. The next prime is 1020303101099. The reversal of 1020303101011 is 1101013030201.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1020303101011 - 2³ = 1020303101003 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 1020303100982 and 1020303101000.

It is not a weakly prime, because it can be changed into another prime (1023303101011) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 510151550505 + 510151550506.

It is an arithmetic number, because the mean of its divisors is an integer number (510151550506).

Almost surely, 2^{1020303101011} is an apocalyptic number.

1020303101011 is a deficient number, since it is larger than the sum of its proper divisors (1).

1020303101011 is an equidigital number, since it uses as much as digits as its factorization.

1020303101011 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 18, while the sum is 13.

Adding to 1020303101011 its reverse (1101013030201), we get a palindrome (2121316131212).

The spelling of 1020303101011 in words is "one trillion, twenty billion, three hundred three million, one hundred one thousand, eleven".